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While artificial neural networks are known as universal approximators for continuous functions, many modern approaches rely on overparameterized architectures with high computational cost. In this work, we introduce the Barycentric Neural…

机器学习 · 计算机科学 2025-10-10 Victor Toscano-Duran , Rocio Gonzalez-Diaz , Miguel A. Gutiérrez-Naranjo

We propose a novel approach to enhance the discriminability of Convolutional Neural Networks (CNN). The key idea is to build a tree structure that could progressively learn fine-grained features to distinguish a subset of classes, by…

计算机视觉与模式识别 · 计算机科学 2017-09-25 Zhenhua Wang , Xingxing Wang , Gang Wang

In this work, a novel multifidelity machine learning (ML) model, the gradient-enhanced multifidelity neural networks (GEMFNNs), is proposed. This model is a multifidelity version of gradient-enhanced neural networks (GENNs) as it uses both…

机器学习 · 计算机科学 2021-03-24 Jethro Nagawkar , Leifur Leifsson

We introduce Dynamic Deep Neural Networks (D2NN), a new type of feed-forward deep neural network that allows selective execution. Given an input, only a subset of D2NN neurons are executed, and the particular subset is determined by the…

机器学习 · 计算机科学 2018-03-06 Lanlan Liu , Jia Deng

Dense pixel-wise image prediction has been advanced by harnessing the capabilities of Fully Convolutional Networks (FCNs). One central issue of FCNs is the limited capacity to handle joint upsampling. To address the problem, we present a…

计算机视觉与模式识别 · 计算机科学 2019-09-26 Huikai Wu , Shuai Zheng , Junge Zhang , Kaiqi Huang

Deep convolutional neural network (DCNN for short) models are vulnerable to examples with small perturbations. Adversarial training (AT for short) is a widely used approach to enhance the robustness of DCNN models by data augmentation. In…

计算机视觉与模式识别 · 计算机科学 2023-03-14 Jin Ding , Jie-Chao Zhao , Yong-Zhi Sun , Ping Tan , Ji-En Ma , You-Tong Fang

We propose a novel couple mappings method for low resolution face recognition using deep convolutional neural networks (DCNNs). The proposed architecture consists of two branches of DCNNs to map the high and low resolution face images into…

计算机视觉与模式识别 · 计算机科学 2017-06-21 Erfan Zangeneh , Mohammad Rahmati , Yalda Mohsenzadeh

Despite decades of development, existing IDSs still face challenges in improving detection accuracy, evasion, and detection of unknown attacks. To solve these problems, many researchers have focused on designing and developing IDSs that use…

密码学与安全 · 计算机科学 2025-01-28 Mofe O. Jeje

Deep learning applications have achieved great success in numerous real-world applications. Deep learning models, especially Convolution Neural Networks (CNN) are often prototyped using FPGA because it offers high power efficiency and…

机器学习 · 计算机科学 2022-02-22 Adewale Adeyemo , Travis Sandefur , Tolulope A. Odetola , Syed Rafay Hasan

We study feedforward neural networks with inputs from a topological space (TFNNs). We prove a universal approximation theorem for shallow TFNNs, which demonstrates their capacity to approximate any continuous function defined on this…

机器学习 · 计算机科学 2026-01-23 Vugar Ismailov

Deep learning has revolutionized the computer vision and image classification domains. In this context Convolutional Neural Networks (CNNs) based architectures are the most widely applied models. In this article, we introduced two…

计算机视觉与模式识别 · 计算机科学 2023-05-24 Seyedsaman Emami , Gonzalo Martínez-Muñoz

To solve high-dimensional parameter-dependent partial differential equations (pPDEs), a neural network architecture is presented. It is constructed to map parameters of the model data to corresponding finite element solutions. To improve…

数值分析 · 数学 2024-03-20 Janina E. Schütte , Martin Eigel

Complex-valued neural networks (CVNNs) have recently shown promising empirical success, for instance for increasing the stability of recurrent neural networks and for improving the performance in tasks with complex-valued inputs, such as in…

泛函分析 · 数学 2023-10-31 Paul Geuchen , Felix Voigtlaender

We develop a minimax rate analysis to describe the reason that deep neural networks (DNNs) perform better than other standard methods. For nonparametric regression problems, it is well known that many standard methods attain the minimax…

机器学习 · 统计学 2022-02-09 Masaaki Imaizumi , Kenji Fukumizu

Deep Graph Neural Networks (GNNs) are essential for capturing complex dependencies in graph-structured data. However, scaling GNNs to depth remains challenging, as stacking layers leads to representation collapse and diminishing sensitivity…

机器学习 · 计算机科学 2026-05-26 Rémi Bourgerie , Šarūnas Girdzijauskas , Viktoria Fodor

The past decade has seen increasing interest in applying Deep Learning (DL) to Computational Science and Engineering (CSE). Driven by impressive results in applications such as computer vision, Uncertainty Quantification (UQ), genetics,…

数值分析 · 数学 2024-07-18 Ben Adcock , Simone Brugiapaglia , Nick Dexter , Sebastian Moraga

Deep neural networks (DNNs) have recently emerged as effective tools for approximating solution operators of partial differential equations (PDEs) including evolutionary problems. Classical numerical solvers for such PDEs often face…

数值分析 · 数学 2025-09-05 Ke Chen , Meenakshi Krishnan , Haizhao Yang

The deep Convolutional Neural Network (CNN) is the state-of-the-art solution for large-scale visual recognition. Following basic principles such as increasing the depth and constructing highway connections, researchers have manually…

计算机视觉与模式识别 · 计算机科学 2017-03-07 Lingxi Xie , Alan Yuille

The Convolutional Neural Network (CNN) is one of the most prominent neural network architectures in deep learning. Despite its widespread adoption, our understanding of its universal approximation properties has been limited due to its…

神经与进化计算 · 计算机科学 2023-12-05 Geonho Hwang , Myungjoo Kang

Deep convolutional neural network (DCNN) based supervised learning is a widely practiced approach for large-scale image classification. However, retraining these large networks to accommodate new, previously unseen data demands high…

计算机视觉与模式识别 · 计算机科学 2020-03-26 Syed Shakib Sarwar , Aayush Ankit , Kaushik Roy